Home / 19,599.31-29,360.69-15,658.76

Finding the Fourth Proportional to 19,599.31, 29,360.69 and 15,658.76

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Solution

The fourth proportional to 19,599.31, 29,360.69 and 15,658.76 is: 23,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.31 : 29,360.69 = 15,658.76 : x
  2. Step 2: Convert to fraction form
    19,599.31/29,360.69 = 15,658.76/x
  3. Step 3: Cross multiply
    19,599.31x = 29,360.69 × 15,658.76
  4. Step 4: Simplify right side
    19,599.31x = 459,751,941.87
  5. Step 5: Solve for x
    x = 459,751,941.87/19,599.31
  6. Step 6: Final answer
    x = 23,457.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.